5310-00-943-1988 NUT,PLAIN,ROUND Index 5310-00-943-1990 NUT,PLAIN,ROUND

National Stock Number:
5310-00-943-1989

Federal Supply Class:
5310

National Item Identification Number:
009431989

Description:
NUT,PLAIN,ROUND

Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
S6135-20053-878286SIKORSKY AIRCRAFT CORPORATION
S6135-20053-8D1081AIRBUS DEUTSCHLAND GMBH -WERK BREMEN-


Techincal Specification:
DRIVE POINT DEPTH0.167 INCHES NOMINAL
DRIVE POINT QUANTITY8
DRIVE POINT WIDTH0.250 INCHES NOMINAL
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
NOMINAL THREAD SIZE1.625 INCHES
NUT DIAMETER2.375 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS0.375 INCHES NOMINAL
SMALL END DIAMETER2.106 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUNEF
THREAD QUANTITY PER INCH18
UNDERCUT THICKNESS0.091 INCHES NOMINAL


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